check into

深入调查, 登记

例句与用法：

"We checked into the Hilton Hotel in midtown ... He continued to dish out larger and larger amounts of the drug ... At about the time the sun came up, we took a shower and had sex ... "

"我们住进城中希尔顿饭店 ... 他不断拿出越来越多的毒品 ... 大约在日出时分，我们淋浴，做爱 ... 。"

详细释义：

1. 到达并在……登记

She has just checked into the hotel.

她刚刚在旅馆办好住宿登记。

2. 调查

They will check into his background.

他们将调查他的背景。